Home / 459,321.61-633,659.25-268,250.71

Finding the Fourth Proportional to 459,321.61, 633,659.25 and 268,250.71

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Solution

The fourth proportional to 459,321.61, 633,659.25 and 268,250.71 is: 370,066.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    459,321.61 : 633,659.25 = 268,250.71 : x
  2. Step 2: Convert to fraction form
    459,321.61/633,659.25 = 268,250.71/x
  3. Step 3: Cross multiply
    459,321.61x = 633,659.25 × 268,250.71
  4. Step 4: Simplify right side
    459,321.61x = 169,979,539,201.02
  5. Step 5: Solve for x
    x = 169,979,539,201.02/459,321.61
  6. Step 6: Final answer
    x = 370,066.50

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.